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This often allows a roach to go back to the nest where it soon dies. Cockroaches, being cannibalistic, eat others killed by contact or consumption of boric acid, consuming the powder trapped in the dead roach and killing them, too. [citation needed] Boric acid has also been widely used in the treatment of wood for protection against termites.
Fleas, spiders, termites, flies, centipedes, ants, bedbugs, cockroaches — these icky intruders won't give up. But keeping them away doesn't require expensive chemical pesticides.
They are active against types of insect pests, (e.g. lepidoptera coleoptera, diptera) in agriculture, [7] [1] as well as being used against termites and animal health pests such as fleas. [8] BPUs have low mammalian toxicity (diflubenzuron is approved by the WHO for treatment of drinking water as a mosquito larvicide) [ 5 ] but they are highly ...
The desire to kill the fungal strands within all materials adjoining the affected timber has led to the practice of "wall irrigation" at stage 4. This entails saturating the masonry with a water-soluble fungicide at a rate of about 10 litres/m 3. Walls of more than half-brick thickness need to be drilled at 230 millimetres (9.1 in) spacing to a ...
Chlordane was applied under the home/building during treatment for termites and the half-life can be up to 30 years. Chlordane has a low vapor pressure and volatilizes slowly into the air of home/building above. To remove chlordane from indoor air requires either ventilation (Heat Exchange Ventilation) or activated carbon filtration.